Garage floor car stop



FIG. 1 is a perspective view of a garage floor car stop showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a garage floor car stop, as shown. 